/Engine/Source/Developer/SlateReflector/Public/SlateNavigationEventSimulator.h
Simulate for each widgets that are enabled and support keyboard focus
[TArray](API\Runtime\Core\Containers\TArray)< [FSimulationResult](API\Developer\SlateReflector\FSlateNavigationEventSimulator\FSimulationResult) > SimulateForEachWidgets ( const [FWidgetPath](API\Runtime\SlateCore\Layout\FWidgetPath) & WidgetPath, int32 UserIndex, ENavigationGenesis Genesis, EUINavigation Navigation )